Hardened teeth on the smaller sprocket of a roller chain drive are recommended if the drive ratio is four to one or greater or if the smaller sprocket has 24 teeth or less and is running at a speed of over 600 rpm.
features
Hardened teeth sprockets afford longer chain and sprocket life
Tolerances meet or exceed ANSI standards
Manufactured of high carbon steel
Precise machining and processes ensure consistent finish and high quality
Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
Bores are concentric to pitch line, minimizing run out
Interchangeable with other manufacturers’ Taper bushings
Outside Dia.
3.978 in
Pitch Dia.
3.607 in
Bushing Bore Size [Max]
1.625 in
Hardened Teeth
With Hardened Teeth
Bushing Bore Size [Min]
0.5 in
No. of Teeth
15
Bore Type
Bushed
Bushing Type
Taper Lock
Tooth Width
0.444 in
Chain No.
60-2
Bushing Series
1615
Type
B
Sprocket Style
B
Inch/Metric
Inch
Width Across Teeth
1.341 in
Overall Length Less Threads
N/A
O.D.
3.978 in
Bushing Bore [Min]
0.5 in
Martin No.
60BTB15H
Material
Steel
Construction Internal
Solid
Length Through Bore
1.5 in
Bushing Bore [Max]
1 1/4 in
Single Strand Tooth Thickness
0.444 in
Bore Size [Min]
0.5 in
Hub O.D.
2.813 in
Chain Sprocket Number
60
Pitch Diameter
3.610 in
Chain Pitch
0.750 in
Caliper Diameter
3.12 in
No. of Teeth Rows Strands
2
Hub Length
0.16 in
Bore Size [Max]
1.625 in
Chain Sprocket Pitch
0.75 in
Material External Use
Steel
Hub Projection
0.16 in
Hub Dia.
2.748 in
No. of Strands Across
2
Outside Dia. [Min]
3.9780 in
Overall Length
1 1/2 in
Material Internal Use
Carbon Steel
Weight
1.8 LB
EAN or UPC
697950031934
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